SIGHT-GUIDANCE DEVICE Russian patent published in 2002 - IPC

FIELD: optomechanical instruments for guided missile complexes. SUBSTANCE: the instrument units are secured in its casing on a common plate-support. The plate-support is hinge-joined to the casing bottom. At the top the support has a projection between the hinge joints in the form of a flat tooth that is engageable with a bush in the form of a plug, which is installed in the opening of the instrument casing. Made in one upper half-hinge are profiled grooves that are parallel with the optical axes of the sighting and information channels, in which pins are installed. The joint of this half-hinge to the lower half-hinge is made in a spaced relation along the axis of rotation. The support projection is engageable with the plug by means of a flexible member, for example, a spring one. EFFECT: enhanced reliability and quality of the sight due to reduced influence of temperature strains. 3 dwg